forced air precooling 强制通风预冷
forced-air precooling equipment 差压预冷设备
forced air precooling installation 强制通风预冷设施
Finally the two points needing attention when putting an air precooling system into operation are given.
最后，指出空冷系统使用中需注意的两个方面。
The paper describes the different processes relating to air precooling systems and cooling towers of spray type, perforated plate type and packed type with their advantages and deficiencies analyzed.
介绍了空气预冷系统的不同流程以及喷淋式、 塔板式、 填料式冷却塔，分析了其优缺点；
The air conditioning energy consumption can be decreased by the waste heat of exhaust air recovered preheating or precooling the fresh air drawn in air conditioning system.
通过回收排气中的余热对引入空调系统的新风进行预热或者预冷，可以减少空调系统的能耗。
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